Principal Civil​/Environmental Engineer

Geosyntec has an exciting opportunity for a Principal Civil/Environmental Engineer to join its California practice, with flexibility to sit in our Oakland office or other locations in Northern or Southern California. This position is ideal for an accomplished civil/environmental engineering consultant with deep experience in landfill closure and redevelopment, gas and vapor intrusion mitigation system design, construction engineering and management, environmental remediation, probabilistic cost estimating, and litigation support.

The role will provide senior technical leadership, project delivery oversight, client advisory support, and practice growth across complex redevelopment, solid waste, remediation, and construction-related environmental projects. This is an excellent opportunity for a highly experienced practitioner to help expand Geosyntec's multidisciplinary environmental engineering capabilities while mentoring staff and serving as a trusted advisor to clients, regulators, attorneys, and project teams.

Geosyntec is an innovative, international engineering and consulting firm serving private and public-sector clients to address new ventures and complex problems involving our environment, natural resources, and civil infrastructure. Our engineers, scientists, technical and project employees serve our clients from offices across the world. Ranked by ENR as one of the top environmental engineering design firms, Geosyntec is internationally known for its technical leadership, broad experience, and exceptional client service.

We invest in our people. Each employee is unique, and your career at Geosyntec will be too. We offer competitive pay and benefits, and well-being programs to support you and your family.

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• Lead and manage complex civil/environmental engineering projects involving landfill investigation, closure, post-closure land use, redevelopment, environmental remediation, gas and vapor intrusion mitigation, and construction support.
• Serve as Engineer in Responsible Charge for gas and vapor intrusion mitigation systems addressing methane, mercury vapor, radon, VOCs, and other indoor air intrusion concerns.
• Oversee design, construction quality assurance, startup, operation, maintenance, monitoring, and performance evaluation for sub-slab and related mitigation systems in accordance with applicable regulatory requirements.
• Provide senior technical leadership for landfill closure and redevelopment projects, including final closure plans, post-closure land use plans, landfill gas monitoring plans, methane mitigation system plans and specifications, completion reports, and OM&M plans.
• Direct multidisciplinary teams providing geotechnical, environmental, site/civil design, construction observation, special inspection, remediation, and redevelopment support services.
• Develop and review plans, specifications, contract documents, work plans, site management plans, remedial action plans, regulatory submittals, cost estimates, and technical reports.
• Apply decision analysis and probabilistic methods to construction cost estimating, feasibility studies, remediation cost recovery, cost allocation, and risk-informed project planning.
• Provide litigation support and expert consulting services, including document review, expert report preparation, technical memoranda, deposition support, arbitration support, and sworn testimony, as appropriate.
• Advise clients on regulatory strategy and technical approaches for complex brownfields, landfill, hazardous waste, groundwater, vapor intrusion, PFAS, petroleum hydrocarbon, and redevelopment projects.
• Build and maintain strong relationships with private developers, public agencies, institutional clients, attorneys, regulators, contractors, architects, and other project stakeholders.
• Support business development through client engagement, proposal preparation, technical presentations, professional association involvement, and identification of strategic growth opportunities.
• Mentor and develop technical staff in engineering design, construction quality assurance, project management, regulatory strategy, cost estimating, technical writing, and client service.
• Drive personal, company, and rental vehicles to client, project, and office locations, as needed.

• Bachelor's degree in civil engineering, environmental engineering, geotechnical engineering, construction engineering/management, or a closely related…